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Social & Preventive Medicine Communicable diseases dd808d4f

All of the following are helpful for elimination of Filariasis, except -

A
Microfilaris do not multiply in vectors
B
They multiply in humans
C
Larvae are deposited on skin surface where they can't survive
D
NOne
High-Yield Explanation
- Man is the definitive host and mosquito the intermediate host in Bancroftian and Brugian filariasis. - humans acquire infection by the bite of mosquito which contain the infective third stage larva. - Adults live in the lymphatic system of host. - The female worms in humans may give bih to as many as 50,000 microfilaria per day.No multiplication in the mosquito. - the extrinsic incubation period is 10-14 days . Reference : Park's textbook of preventive and social medicine, 23rd edition pg no:271 <\p>

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